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Thermex is the UK leader in innovation for engine and process cooling. From specialist automotive applications through to heavy-duty commercial vehicle and marine applications. Thermex offers the original equipment manufacturer complete and innovative thermal management systems in perfectly harmony with their specific requirements. The design process is rapid through our unique thermal and mechanical design software supported by our extensive industry experience.

Thermex Marine Heat Exchangers and Oil Coolers have been the first choice of cooling solution for many marine engine and transmission manufacturers for over 30 years. The unique tube stack design manufactured by Thermex helps to prevent build up of sediments and growth from occurring within the tubes whilst minimising erosion. For vessels operating in shallow or brackish water Thermex we can also supply the heat exchanger fitted with our 70/30 CuNi tubestack or a Titanium tubestack to improve the length of operational service of the heat exchanger.

Some of the features of the Marine Heat Exchangers include;
90/10 Cupro-Nickel tubes as standard
70/30 Cupro-Nickel or Titanium tubes available for polluted waters
Naval Brass tube plates as standard with option for 90/10, 70/30 or Titanium too.
Extruded aluminium shell (2300 and 2500 series)
Cast aluminium shell (2700 and 2800 series)
Gun Metal (bronze) headers
Carbon steel leak detection ring - standard on 2700 and 2800 series but also available for 2300 and 2500 series if required
Nitrile seals (Viton seal are available for applications where operating temperatures exceed 100ºC)